CN118679374A - 空间频域成像系统和方法 - Google Patents

空间频域成像系统和方法 Download PDF

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Publication number
CN118679374A
CN118679374A CN202380021206.XA CN202380021206A CN118679374A CN 118679374 A CN118679374 A CN 118679374A CN 202380021206 A CN202380021206 A CN 202380021206A CN 118679374 A CN118679374 A CN 118679374A
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CN
China
Prior art keywords
light
illumination
medium
elements
different
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN202380021206.XA
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English (en)
Chinese (zh)
Inventor
希尔克·布勒·阿克曼
米歇尔·彼得·奥德瓦尔德
阿尔扬·阿墨凌克
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Netherlands Organization For Applied Scientific Research
Original Assignee
Netherlands Organization For Applied Scientific Research
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Netherlands Organization For Applied Scientific Research filed Critical Netherlands Organization For Applied Scientific Research
Publication of CN118679374A publication Critical patent/CN118679374A/zh
Pending legal-status Critical Current

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Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
    • G01N21/47—Scattering, i.e. diffuse reflection
    • G01N21/4738—Diffuse reflection, e.g. also for testing fluids, fibrous materials
    • G01N21/474—Details of optical heads therefor, e.g. using optical fibres
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/0059—Measuring for diagnostic purposes; Identification of persons using light, e.g. diagnosis by transillumination, diascopy, fluorescence
    • A61B5/0077—Devices for viewing the surface of the body, e.g. camera, magnifying lens
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/0033—Features or image-related aspects of imaging apparatus, e.g. for MRI, optical tomography or impedance tomography apparatus; Arrangements of imaging apparatus in a room
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/68—Arrangements of detecting, measuring or recording means, e.g. sensors, in relation to patient
    • A61B5/6801—Arrangements of detecting, measuring or recording means, e.g. sensors, in relation to patient specially adapted to be attached to or worn on the body surface
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/68—Arrangements of detecting, measuring or recording means, e.g. sensors, in relation to patient
    • A61B5/6801—Arrangements of detecting, measuring or recording means, e.g. sensors, in relation to patient specially adapted to be attached to or worn on the body surface
    • A61B5/6802—Sensor mounted on worn items
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/68—Arrangements of detecting, measuring or recording means, e.g. sensors, in relation to patient
    • A61B5/6846—Arrangements of detecting, measuring or recording means, e.g. sensors, in relation to patient specially adapted to be brought in contact with an internal body part, i.e. invasive
    • A61B5/6847—Arrangements of detecting, measuring or recording means, e.g. sensors, in relation to patient specially adapted to be brought in contact with an internal body part, i.e. invasive mounted on an invasive device
    • A61B5/6852—Catheters
    • A61B5/6853—Catheters with a balloon
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
    • G01N21/47—Scattering, i.e. diffuse reflection
    • G01N2021/4704—Angular selective
    • G01N2021/4709—Backscatter
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2201/00—Features of devices classified in G01N21/00
    • G01N2201/02—Mechanical
    • G01N2201/022—Casings
    • G01N2201/0221—Portable; cableless; compact; hand-held
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2201/00—Features of devices classified in G01N21/00
    • G01N2201/06—Illumination; Optics
    • G01N2201/062—LED's
    • G01N2201/0626—Use of several LED's for spatial resolution
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2201/00—Features of devices classified in G01N21/00
    • G01N2201/06—Illumination; Optics
    • G01N2201/063—Illuminating optical parts
    • G01N2201/0633—Directed, collimated illumination
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2201/00—Features of devices classified in G01N21/00
    • G01N2201/06—Illumination; Optics
    • G01N2201/069—Supply of sources
    • G01N2201/0691—Modulated (not pulsed supply)

Landscapes

  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Physics & Mathematics (AREA)
  • General Health & Medical Sciences (AREA)
  • Pathology (AREA)
  • Biomedical Technology (AREA)
  • Veterinary Medicine (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Medical Informatics (AREA)
  • Molecular Biology (AREA)
  • Surgery (AREA)
  • Animal Behavior & Ethology (AREA)
  • Biophysics (AREA)
  • Public Health (AREA)
  • Engineering & Computer Science (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Radiology & Medical Imaging (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
  • Measurement Of The Respiration, Hearing Ability, Form, And Blood Characteristics Of Living Organisms (AREA)
  • Measuring And Recording Apparatus For Diagnosis (AREA)
CN202380021206.XA 2022-01-25 2023-01-25 空间频域成像系统和方法 Pending CN118679374A (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
EP22153153.6 2022-01-25
EP22153153.6A EP4215904A1 (en) 2022-01-25 2022-01-25 Spatial frequency domain imaging system and method
PCT/NL2023/050031 WO2023146395A1 (en) 2022-01-25 2023-01-25 Spatial frequency domain imaging system and method

Publications (1)

Publication Number Publication Date
CN118679374A true CN118679374A (zh) 2024-09-20

Family

ID=80122407

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202380021206.XA Pending CN118679374A (zh) 2022-01-25 2023-01-25 空间频域成像系统和方法

Country Status (5)

Country Link
US (1) US12458235B2 (https=)
EP (2) EP4215904A1 (https=)
JP (1) JP2025506350A (https=)
CN (1) CN118679374A (https=)
WO (1) WO2023146395A1 (https=)

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6958815B2 (en) 2002-03-19 2005-10-25 The Regents Of The University Of California Method and apparatus for performing quantitative analysis and imaging surfaces and subsurfaces of turbid media using spatially structured illumination
US7729750B2 (en) 2005-01-20 2010-06-01 The Regents Of The University Of California Method and apparatus for high resolution spatially modulated fluorescence imaging and tomography
GB0606788D0 (en) 2006-04-03 2006-05-10 Ind Co Ltd Confocal microscopy
US8014569B2 (en) 2006-10-30 2011-09-06 The Regents Of The University Of California Method and apparatus for performing qualitative and quantitative analysis of produce (fruit, vegetables) using spatially structured illumination
US8509879B2 (en) 2007-11-06 2013-08-13 The Regents Of The University Of California Apparatus and method for widefield functional imaging (WiFI) using integrated structured illumination and laser speckle imaging
US20100210931A1 (en) 2008-04-04 2010-08-19 Modulate Imaging Inc. Method for performing qualitative and quantitative analysis of wounds using spatially structured illumination
CN102883658B (zh) 2009-11-19 2016-06-22 调节成像公司 用于使用结构化照明经由单元件检测来分析浑浊介质的方法和设备
WO2015103566A2 (en) 2014-01-06 2015-07-09 The Regents Of The University Of California Spatial frequency domain imaging using custom patterns
WO2015105780A1 (en) 2014-01-07 2015-07-16 The Regents Of The University Of California Method for extraction of spatial frequency information for quantitative tissue imaging
JP6893877B2 (ja) 2014-10-29 2021-06-23 スペクトラル エムディー, インコーポレイテッドSpectral Md, Inc. 組織を分類するための反射モードマルチスペクトル時間分解型光学イメージングの方法および装置
WO2017100685A1 (en) 2015-12-10 2017-06-15 Bioxytech Retina, Inc. Methods and apparatus for measuring blood oxygenation of tissue
US20210022827A1 (en) * 2016-07-15 2021-01-28 The Board Of Regents For Oklahoma State University Devices and methods of tissue visualization for use in laparoscopic, robot-assisted laparoscopic, and open procedures
EP3326514A1 (en) 2016-11-25 2018-05-30 Nederlandse Organisatie voor toegepast- natuurwetenschappelijk onderzoek TNO Quantitative retinal imaging
EP3537189A1 (en) 2018-03-09 2019-09-11 Nederlandse Organisatie voor toegepast- natuurwetenschappelijk onderzoek TNO Collimator filter

Also Published As

Publication number Publication date
US12458235B2 (en) 2025-11-04
EP4469784B1 (en) 2026-03-11
EP4469784A1 (en) 2024-12-04
WO2023146395A1 (en) 2023-08-03
EP4215904A1 (en) 2023-07-26
JP2025506350A (ja) 2025-03-11
US20250143578A1 (en) 2025-05-08
EP4469784C0 (en) 2026-03-11

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